FORTRAN Graphics Library, thesis, August 1979; (https://digital.library.unt.edu/ark:/67531/metadc1393691/m1/1/: accessed June 29, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .
FORTRAN Graphics Library, thesis, August 1979; (https://digital.library.unt.edu/ark:/67531/metadc1393691/m1/1/: accessed June 29, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .